import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
  {
    path: '/login',
    component: () => import('@/views/login/index'),
    hidden: true
  },

  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  },
  // 数据概览模块
  {
    path: '/',
    component: Layout,
    redirect: '/dashboard',
    children: [
      {
        path: 'dashboard',
        name: '数据概览',
        component: () => import('@/views/dashboard/index'),
        meta: { title: '数据概览', icon: 'dashboard' }
      }
    ]
  },
  {
    path: '/base',
    component: Layout,
    redirect: '/base/menus',
    name: '后台管理',
    meta: { title: '后台管理', icon: 'el-icon-s-help' },
    children: [
      {
        path: 'menus',
        name: '菜单',
        component: () => import('@/views/base/menus'),
        meta: { title: '菜单', icon: 'table' }
      },
      {
        path: 'user',
        name: '用户',
        component: () => import('@/views/base/user'),
        meta: { title: '用户', icon: 'table' }
      }
    ]
  },

  // 企业管理
  {
    path: '/business',
    component: Layout,
    redirect: '/business',
    children: [
      {
        path: 'business',
        name: '企业管理',
        component: () => import('@/views/business/index'),
        meta: { title: '企业管理', icon: 'table' }
      }
    ]
  },

  // 题库管理模块路由
  {
    path: '/questions',
    component: Layout,
    redirect: '/questions/new',
    name: '题库管理',
    meta: { title: '题库管理', icon: 'el-icon-s-help' },
    children: [
      {
        path: 'basic',
        name: '基础题库',
        component: () => import('@/views/questions/basic'),
        meta: { title: '基础题库', icon: 'table' }
      },
      {
        path: 'questionbank',
        name: '精选题库',
        component: () => import('@/views/questions/questionbank'),
        meta: { title: '精选题库', icon: 'table' }
      },
      {
        path: 'new',
        name: '试题录入',
        component: () => import('@/views/questions/new'),
        meta: { title: '试题录入', icon: 'table' }
      },
      {
        path: 'randoms',
        name: '组题列表',
        component: () => import('@/views/questions/randoms'),
        meta: { title: '组题列表', icon: 'table' }
      }
    ]
  },
  // 学科管理模块路由
  {
    path: '/subjects',
    component: Layout,
    redirect: '/subjects/list',
    name: '学科管理',
    meta: { title: '学科管理', icon: 'el-icon-s-help' },
    children: [
      {
        path: 'list',
        name: '学科',
        component: () => import('@/views/subjects/list'),
        meta: { title: '学科', icon: 'table' }
      },
      {
        path: 'directorys',
        name: '目录',
        component: () => import('@/views/subjects/directorys'),
        meta: { title: '目录', icon: 'table' }
      },
      {
        path: 'label',
        name: 'label',
        component: () => import('@/views/subjects/label'),
        meta: { title: '标签', icon: 'table' }
      }
    ]
  },
  // 面试技巧
  {
    path: '/InterviewSkills',
    component: Layout,
    redirect: '/InterviewSkills',
    children: [
      {
        path: 'InterviewSkills',
        name: '面试技巧',
        component: () => import('@/views/InterviewSkills/index'),
        meta: { title: '面试技巧', icon: 'table' }
      }
    ]
  },

  // 404 page must be placed at the end !!!
  { path: '*', redirect: '/404', hidden: true }
]

const createRouter = () =>
  new Router({
    // mode: 'history', // require service support
    scrollBehavior: () => ({ y: 0 }),
    routes: constantRoutes
  })
const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
